package edu.sctu.practice.class02.xuqianlan.test.test12;

/**
 * Created by lenovo on 2015/10/18.
 */
public class Main {
    public static void main(String[] args) {
        Car car1 = new Car(4);
        Car car2 = new Car(4, "白色", 4000);
        car2.downSpeed();
        car2.stop();
        car2.upSpeed();
    }
}
